Question

class: Dynamics

please solve all the question with all the steps and by hand writting please

Problem #1: (Proiectile Motion A drone carrying a package to be delivered to customers. The package is to be release at the right moment to hit at specific location on the customers property, A. The drone is flying horizontally at an altitude of 100 m and velocity of 120 km/h A) At what angle 0 with the horizontal should the package be released to hit A? (hint: find the horizontal distance between the drone and point A) B) What is the velocity of the package when it lands at A? -120 km/h Pa of package 100 m A

Answer 1

Solusion. Va 120 km/h A Given tha9 Vo= 120 hm /h =120 x 10m/er o3 33.33 m/see 60Y60 thas Vois ot Now be moted Pomt to horizont dineehon the valocita aloma tneszefosne V,- = 3333 m/se selaton Now, mari aM 2 5= u Lat 2 it wi be Tn ou Case 22 at S- Vt + 2 the top, wnen tre package aet inom the d some its at Now selease velocito alerg Immte disrecton will be venticns Zero. e

There fone, S O S 2 a t tsave Ven ticn Wondstne Im other Nelscito alomg ventica dineetion haelps the package to travet itis metioned 1oom in the gaes ron. as There fore, 2- too 9.81 t 2 099, t 4.52 see. diree homal velocta ton Now the honi2omtal the package t be andelos as drone's, v = 33.33m/gee that hoizontal diseohional Ard kmow We velocita helps tha Package H dis tenmce here Ard V t= 33. 334.52 150.65m Frm 160 0 fem 01, Iso.GT 33. 580 "with the h0i20nte eleased to hi+ A. at angle 33.58 the packeye should be So

motion, In this type of projeile he hori 2onk dineaisnas velocito cons termt where, velocit ven ticnd dinectrom changes umauns lona previous la initiolln As Parog t4.52 see tsraves ime ama trenel die temce S- 00m and Com easlatind the there fore we A ba veloeita of the usina af package eqnation, 2 2 2xars 2x9. M/see 44.29 package is iL tomds at A velocitn tho ot the S0 44.29 mlsea when